Features & Benefits
- Compatible with Fitbit Alta Activity and Alta HR.
- 45mAh capacity with 3.7V voltage for optimal performance.
- Features protection against over-charge, over-discharge, overheating, over-current, and short-circuit.
- Certified quality with ISO9001, RoHS, and CE standards.
- High-quality A+ cells ensure longer battery life.
- 24-hour email support for after-sales assistance.